users query

// WP_User_Query arguments
$args = array(
	'role'           => 'Marketer',
	'exclude'        => array( 18 ),
	'search'         => 's',
	'search_columns' => array( 'user_login', 'user_email' ),
	'meta_query'     => array(
		'relation' => 'OR',
		array(
			'key'     => 'vh_user_nid',
			'value'   => '$',
			'compare' => 'LIKE',
			'type'    => 'NUMERIC',
		),
		array(
			'key'     => 'first_name',
			'value'   => '$',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
			'key'     => 'last_name',
			'value'   => '$',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
		),
	),
	'fields'         => array( 'ID', 'user_login' ),
);

// The User Query
$user_query = new WP_User_Query( $args );